Objective: The purpose of this research was to explore the relationship between physical fitness and moral behavior among a group of college students in Macau. The selected samples were 199 college students aged 18 to 24 in total (included 72 males and 127 females). Methodology: Physical fitness test and self-reported scale of moral behavior were adopted to collect the data. The main moral behavioral variables analyzed in the paper were according to the Teaching Personal and Social Responsibility (TPSR) Model (Hellison, 2011) which included respect, effort, self-orientation, offering help and leadership. Descriptive statistics and Correlational study were conducted in SPSS 22.0 in order to figure out the relationships between the variables.